| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| modafinil precursor | 1.7 | 1 | 339 | 18 | 19 |
| modafinil | 0.53 | 0.9 | 4395 | 19 | 9 |
| precursor | 0.35 | 0.3 | 8762 | 71 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| modafinil precursor | 0.45 | 0.2 | 6099 | 53 |
| adrafinil modafinil precursor | 1.06 | 0.4 | 7031 | 67 |
